20184492304

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{2441}}^1$

素因数の和:2800

約数の個数: 80

約数和(自身を含む): 41206112640

約数和(自身を除く): 21021620336

約数列:

[1, 2, 4, 8, 16, 29, 58, 71, 116, 142, 232, 251, 284, 464, 502, 568, 1004, 1136, 2008, 2059, 2441, 4016, 4118, 4882, 7279, 8236, 9764, 14558, 16472, 17821, 19528, 29116, 32944, 35642, 39056, 58232, 70789, 71284, 116464, 141578, 142568, 173311, 283156, 285136, 346622, 516809, 566312, 612691, 693244, 1033618, 1132624, 1225382, 1386488, 2067236, 2450764, 2772976, 4134472, 4901528, 5026019, 8268944, 9803056, 10052038, 17768039, 20104076, 35536078, 40208152, 43501061, 71072156, 80416304, 87002122, 142144312, 174004244, 284288624, 348008488, 696016976, 1261530769, 2523061538, 5046123076, 10092246152, 20184492304]

約数ペア:

[(1, 20184492304), (2, 10092246152), (4, 5046123076), (8, 2523061538), (16, 1261530769), (29, 696016976), (58, 348008488), (71, 284288624), (116, 174004244), (142, 142144312), (232, 87002122), (251, 80416304), (284, 71072156), (464, 43501061), (502, 40208152), (568, 35536078), (1004, 20104076), (1136, 17768039), (2008, 10052038), (2059, 9803056), (2441, 8268944), (4016, 5026019), (4118, 4901528), (4882, 4134472), (7279, 2772976), (8236, 2450764), (9764, 2067236), (14558, 1386488), (16472, 1225382), (17821, 1132624), (19528, 1033618), (29116, 693244), (32944, 612691), (35642, 566312), (39056, 516809), (58232, 346622), (70789, 285136), (71284, 283156), (116464, 173311), (141578, 142568)]